thanks for replies errr cant see anything on air intake at all and no engine light....map/throttle body sound interesting but im not a mechanic just too skint for one so...any idea where map/throttle will be or what it looks like ive removed air intake and theres a disc connected to the accelerator cable seems fine visually also removed the idle motor top rear 4 pin plug and the black dome on motor is very stiff in/out can i test function of it while removed ?